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优化Loader自动加载 支持子命名空间定义 合并composer自动加载缓存文件

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thinkphp
2016-06-21 22:32:51 +08:00
parent 73bd3201be
commit a1b75332de
1 changed files with 40 additions and 47 deletions
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87
library/think/Loader.php
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@@ -59,27 +59,22 @@ class Loader
if (!strpos($class, '\\')) {
return false;
}
$item = explode('\\', $class);
// 解析命名空间
list($name, $class) = explode('\\', $class, 2);
if (isset(self::$namespace[$name])) {
// 根命名空间
$path = self::$namespace[$name];
} elseif (is_dir(EXTEND_PATH . $name)) {
if (count($item) > 2 && isset(self::$namespace[$item[0] . '\\' . $item[1]])) {
// 子命名空间定义（仅支持二级）
list($ns1, $ns2, $class) = explode('\\', $class, 3);
$path = self::$namespace[$ns1 . '\\' . $ns2];
} elseif (isset(self::$namespace[$item[0]])) {
// 根命名空间定义
list($name, $class) = explode('\\', $class, 2);
$path = self::$namespace[$name];
} elseif (is_dir(EXTEND_PATH . $item[0])) {
// 扩展类库命名空间
$path = EXTEND_PATH . $name . DS;
list($name, $class) = explode('\\', $class, 2);
$path = EXTEND_PATH . $name . DS;
} else {
// 非根命名空间检测
foreach (self::$namespace as $ns => $val) {
if (strpos($ns, '\\') && 0 === strpos($name . '\\' . $class, $ns)) {
$path = $val;
$class = substr($name . $class, strlen($ns));
break;
}
}
if (!isset($path)) {
return false;
}
return false;
}
$filename = $path . str_replace('\\', DS, $class) . EXT;
if (is_file($filename)) {
@@ -141,18 +136,13 @@ class Loader
if (is_array($autoload)) {
self::addMap($autoload);
}
} elseif (AUTO_SCAN_PACKAGE) {
if (is_file(RUNTIME_PATH . 'class_namespace.php')) {
self::addNamespace(include RUNTIME_PATH . 'class_namespace.php');
if (is_file(RUNTIME_PATH . 'load_files.php')) {
$files = include RUNTIME_PATH . 'load_files.php';
foreach ($files as $file) {
include $file;
}
}
} elseif (is_dir(VENDOR_PATH)) {
self::scanComposerPackage(VENDOR_PATH);
} elseif (is_file(RUNTIME_PATH . 'autoload_composer.php')) {
$autoload = include RUNTIME_PATH . 'autoload_composer.php';
if (is_array($autoload)) {
self::addNamespace($autoload);
}
} elseif (AUTO_SCAN_PACKAGE && is_dir(VENDOR_PATH)) {
self::scanComposerPackage(VENDOR_PATH);
}
}
@@ -160,42 +150,46 @@ class Loader
private static function scanComposerPackage($path)
{
// 自动扫描下载Composer安装类库
$dirs = scandir($path, 1);
$namespace = [];
$dirs = scandir($path, 1);
foreach ($dirs as $dir) {
if ('.' != $dir && '..' != $dir && is_file($path . $dir . DS . 'composer.json')) {
// 解析 package的composer.json 文件
$namespace = array_merge($namespace, self::parseComposerPackage($path . $dir . DS));
if ('.' != $dir && '..' != $dir && is_dir($path . $dir) && is_file($path . $dir . DS . 'composer.json')) {
// 解析Composer 包
self::parseComposerPackage($path . $dir . DS);
}
}
if (!empty($namespace)) {
self::addNamespace($namespace);
// 生成缓存
file_put_contents(RUNTIME_PATH . 'class_namespace.php', "<?php\nreturn " . var_export($namespace, true) . ';');
}
$content = "<?php " . PHP_EOL;
if (!empty(self::$load)) {
// 生成缓存
file_put_contents(RUNTIME_PATH . 'load_files.php', "<?php\nreturn " . var_export(self::$load, true) . ';');
foreach (self::$load as $file) {
$content .= 'include ' . $file . ';' . PHP_EOL;
}
}
if (!empty(self::$namespace)) {
$content .= "return " . var_export(self::$namespace, true) . ';' . PHP_EOL;
}
// 生成缓存
file_put_contents(RUNTIME_PATH . 'autoload_composer.php', $content);
}
// 解析Composer Package
private static function parseComposerPackage($package)
{
$content = file_get_contents($package . 'composer.json');
$result = json_decode($content, true);
$namespace = [];
$content = file_get_contents($package . 'composer.json');
$result = json_decode($content, true);
if (!empty($result['autoload'])) {
$autoload = $result['autoload'];
if (isset($autoload['psr-0'])) {
foreach ($autoload['psr-0'] as $ns => $path) {
$namespace[rtrim($ns, '\\')] = realpath($package . $path . DS . str_replace('\\', DS, $ns)) . DS;
self::$namespace[rtrim($ns, '\\')] = realpath($package . $path . DS . str_replace('\\', DS, $ns)) . DS;
}
}
if (isset($autoload['psr-4'])) {
foreach ($autoload['psr-4'] as $ns => $path) {
$namespace[rtrim($ns, '\\')] = realpath($package . $path) . DS;
self::$namespace[rtrim($ns, '\\')] = realpath($package . $path) . DS;
}
}
@@ -206,7 +200,6 @@ class Loader
}
}
}
return $namespace;
}
// 注册composer自动加载